From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:49000) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XqkKW-0001g8-JD for qemu-devel@nongnu.org; Tue, 18 Nov 2014 10:04:38 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XqkKQ-00050v-G1 for qemu-devel@nongnu.org; Tue, 18 Nov 2014 10:04:32 -0500 Received: from mx1.redhat.com ([209.132.183.28]:58170) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XqkKQ-00050i-8W for qemu-devel@nongnu.org; Tue, 18 Nov 2014 10:04:26 -0500 From: Stefan Hajnoczi Date: Tue, 18 Nov 2014 15:04:15 +0000 Message-Id: <1416323056-18861-2-git-send-email-stefanha@redhat.com> In-Reply-To: <1416323056-18861-1-git-send-email-stefanha@redhat.com> References: <1416323056-18861-1-git-send-email-stefanha@redhat.com> Subject: [Qemu-devel] [PULL 1/2] Tracing docs fix configure option and description List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Peter Maydell , "Dr. David Alan Gilbert" , Stefan Hajnoczi From: "Dr. David Alan Gilbert" Fix the example trace configure option. Update the text to say that multiple backends are allowed and what happens when multiple backends are enabled. Signed-off-by: Dr. David Alan Gilbert Message-id: 1412691161-31785-1-git-send-email-dgilbert@redhat.com Signed-off-by: Stefan Hajnoczi --- docs/tracing.txt | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/docs/tracing.txt b/docs/tracing.txt index 7d38926..7117c5e 100644 --- a/docs/tracing.txt +++ b/docs/tracing.txt @@ -139,12 +139,12 @@ events are not tightly coupled to a specific trace backend, such as LTTng or SystemTap. Support for trace backends can be added by extending the "tracetool" script. -The trace backend is chosen at configure time and only one trace backend can -be built into the binary: +The trace backends are chosen at configure time: - ./configure --trace-backends=simple + ./configure --enable-trace-backends=simple For a list of supported trace backends, try ./configure --help or see below. +If multiple backends are enabled, the trace is sent to them all. The following subsections describe the supported trace backends. -- 2.1.0